Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4318530 | Valve mechanism with controlled opening means | Sven Haglof | 1982-03-09 |
| 4192376 | Shutting-off device | — | 1980-03-11 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4318530 | Valve mechanism with controlled opening means | Sven Haglof | 1982-03-09 |
| 4192376 | Shutting-off device | — | 1980-03-11 |